/*
 *
 * csl_switch.c
 * Description:
 * see below
 *
 *
 * Copyright (C) 2008, Texas Instruments, Incorporated
 *
 *  This program is free software; you can distribute it and/or modify it
 *  under the terms of the GNU General Public License (Version 2) as
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 *  for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
 *
 */


#include "_tistdtypes.h"
#include "pal.h"

#include "ddc_cpgmac_f_Drv.h"
#include "ddc_switch.h"
#include "csl_switchPrvt.h"

#ifdef CONFIG_MIPS_AVALANCHE_KENDIN
#include "csl_kendin8995x.h"
#endif
#if defined(CONFIG_MIPS_AVALANCHE_MARVELL_6063) || defined(CONFIG_MIPS_AVALANCHE_MARVELL_6060)
#include "csl_marvell6063.h"
#endif

static int VlanCounter=0;
PCSL_SWITCH_VLAN_TABLE pVlanTable = NULL;
/*******************************************************************************
* cslConnectSwitch - switch initialization
*
*  This API does the callback structure initialization-> Here the type of the switch is considered->
*
* INPUTS:
*       [In/Out] PCSL_SWITCH_CLBKS pCslSwitchClbks
*
*******************************************************************************/

Int32 cslConnectSwitch(PCSL_SWITCH_CLBKS pCslSwitchClbks)
{
   
#if defined(CONFIG_MIPS_AVALANCHE_MARVELL_6063)
   
   if(PAL_osMemAlloc(0,sizeof(CSL_SWITCH_VLAN_TABLE),0,(Ptr *) &pVlanTable) != PAL_SOK)
      return PAL_False;
#if 0
  printk("IN 6063\n");
#endif

   pVlanTable->next = NULL;
   
   pCslSwitchClbks->cslGetPreparedCounters      = cslMarvell6063GetPreparedCounters;
   
   pCslSwitchClbks->cslRegVal2operStatus        = cslMarvell6063RegVal2OperStatus;
   
   pCslSwitchClbks->cslOperStatus2regVal        = cslMarvell6063OperStatus2RegVal;
   
   pCslSwitchClbks->cslSwitchGetVersion         = cslMarvell6063SwitchGetVersion;
   
   pCslSwitchClbks->cslPrepareReadStatSequence  = cslMarvell6063PrepareReadStatSequence;
   
   pCslSwitchClbks->cslPortNum2RegAddr          = cslMarvell6063PortNum2RegAddr;
   
   pCslSwitchClbks->cslPortNum2PhyAddr          = cslMarvell6063PortNum2PHYAddr;
   
   pCslSwitchClbks->cslSwitchStart              = cslMarvell6063Start;
   
   pCslSwitchClbks->cslVlnCapsSet               = cslMarvell6063SpecialCapsSet; 
   
   pCslSwitchClbks->cslVlnDefaultSet            = cslMarvell6063VlanDefaultSet;
   
   pCslSwitchClbks->cslVlnUpdate                = cslMarvell6063VlanUpdate;
   
   pCslSwitchClbks->cslVlnPriorityGet           = cslMarvell6063PriorityGet;
   
   pCslSwitchClbks->cslVlnPrioritySet           = cslMarvell6063PrioritySet;
   
   pCslSwitchClbks->cslDeleteMacAddEntry        = cslMarvell6063PurgeAtuEntry;

   pCslSwitchClbks->cslSwitchLearningDisable    = cslMarvell6063LearningDisable;

   return PAL_True;
#endif
#if defined(CONFIG_MIPS_AVALANCHE_MARVELL_6060) 
   
   pCslSwitchClbks->cslGetPreparedCounters      = NULL;
   
   pCslSwitchClbks->cslRegVal2operStatus        = cslMarvell6063RegVal2OperStatus;
   
   pCslSwitchClbks->cslOperStatus2regVal        = cslMarvell6063OperStatus2RegVal;
   
   pCslSwitchClbks->cslSwitchGetVersion         = cslMarvell6060SwitchGetVersion;
   
   pCslSwitchClbks->cslPrepareReadStatSequence  = NULL;
   
   pCslSwitchClbks->cslPortNum2RegAddr          = cslMarvell6063PortNum2RegAddr;
   
   pCslSwitchClbks->cslPortNum2PhyAddr          = cslMarvell6063PortNum2PHYAddr;
   
   pCslSwitchClbks->cslSwitchStart              = cslMarvell6060Start;
   
   pCslSwitchClbks->cslVlnCapsSet               = cslMarvell6060SpecialCapsSet; 
   
   pCslSwitchClbks->cslVlnDefaultSet            = NULL;
   
   pCslSwitchClbks->cslVlnUpdate                = NULL;
   
   pCslSwitchClbks->cslVlnPriorityGet           = NULL;
   
   pCslSwitchClbks->cslVlnPrioritySet           = NULL;
   
   pCslSwitchClbks->cslDeleteMacAddEntry        = cslMarvell6063PurgeAtuEntry;
   
   return PAL_True;
#endif
#ifdef CONFIG_MIPS_AVALANCHE_KENDIN
   pCslSwitchClbks->cslGetPreparedCounters      = cslKendin8995xGetPreparedCounters;
   
   pCslSwitchClbks->cslRegVal2operStatus        = cslKendin8995xRegVal2OperStatus;
   
   pCslSwitchClbks->cslOperStatus2regVal        = cslKendin8995xOperStatus2RegVal;
   
   pCslSwitchClbks->cslSwitchGetVersion         = cslKendin8995xSwitchGetVersion;
   
   pCslSwitchClbks->cslPrepareReadStatSequence  = NULL;
   
   pCslSwitchClbks->cslPortNum2RegAddr          = cslKendin8995xPortNum2RegAddr;
   
   pCslSwitchClbks->cslPortNum2PhyAddr          = cslKendin8995xPortNum2PHYAddr;
   
   pCslSwitchClbks->cslSwitchStart              = cslKendin8995xStart;
   
   pCslSwitchClbks->cslVlnCapsSet               = cslKendin8995xSpecialCapsSet ;
   
   pCslSwitchClbks->cslVlnDefaultSet            = NULL;
   
   pCslSwitchClbks->cslVlnUpdate                = NULL;
   
   pCslSwitchClbks->cslVlnPriorityGet           = NULL;
   
   pCslSwitchClbks->cslVlnPrioritySet           = NULL;
   
   pCslSwitchClbks->cslDeleteMacAddEntry        = NULL;
   
   
   return PAL_True;
   
#endif
   return PAL_False;
   
}


/*******************************************************************************
* cslCreateVLANEntry - creates and adds VLAN entry to the VLAN table
*
*  Creates and adds VLAN entry to the logical VLAN table. List manager.
*
* INPUTS:
*
*******************************************************************************/

PCSL_SWITCH_VLAN_TABLE cslCreateVLANEntry(void)
{
    PCSL_SWITCH_VLAN_TABLE tmp,elem;
    VlanCounter++;
    
    /* The 6063 support up to 64 different VLAN Identifier */
    if(VlanCounter > 64)
       return NULL;

    /*elem = (PCSL_SWITCH_VLAN_TABLE) */
    if(PAL_osMemAlloc(0,sizeof(CSL_SWITCH_VLAN_TABLE),0,(Ptr *) &elem) != PAL_SOK)
         return NULL;

    tmp = pVlanTable->next;
    pVlanTable->next = elem;
    elem->next = tmp;
    elem->portMask = 0;
    elem->portTagMask = 0;
    elem->valid = 0;
    elem->vlanId = 0;
    return elem;
}

/*******************************************************************************
* cslDestroyVLANEntry - destroys VLAN entry
*
*  Removes VLAN entry from VLAN table. List manager.
*
* INPUTS:
*       [In] PCSL_SWITCH_VLAN_TABLE elem
*
*******************************************************************************/

Int32 cslDestroyVLANEntry(PCSL_SWITCH_VLAN_TABLE elem)
{
    PCSL_SWITCH_VLAN_TABLE tmp;
    for (tmp = pVlanTable;tmp != NULL; tmp = tmp->next)
    {

        /* elem is not NULL!!*/
        if(elem == tmp->next)
        {
            tmp->next = tmp->next->next;
            VlanCounter--;
            PAL_osMemFree(0,elem,sizeof(CSL_SWITCH_VLAN_TABLE));
            return PAL_True;
        }
    }

    return PAL_False;

}

/*******************************************************************************
* cslGetVLANEntry - gets VLAN entry
*
*  Retreives vlnId entry from VLAN table. List manager.
*
* INPUTS:
*       [In] Uint32 vlnId
*
*******************************************************************************/

PCSL_SWITCH_VLAN_TABLE cslGetVLANEntry(Uint32 vlnId)
{

    PCSL_SWITCH_VLAN_TABLE tmp;
    for (tmp = pVlanTable;tmp != NULL; tmp = tmp->next)
    {
        if(tmp->vlanId == vlnId)
        {
            return tmp;
        }
    }

    return NULL;
}

/*******************************************************************************
* cslCleanMem - Clean up VLAN entry
*
*
* INPUTS:
*
*******************************************************************************/
PAL_Result cslCleanMem(void)
{
   PAL_osMemFree(0,(Ptr *)pVlanTable,sizeof(CSL_SWITCH_VLAN_TABLE));
   return PAL_True;
}